diff --git a/lms/static/sass/features/_course-sock.scss b/lms/static/sass/features/_course-sock.scss
index c727e98ad9908c355cb092fb8e44c846bbda4cef..a3a1f1484d75dcdf24c63c9bdbcbb748223698cc 100644
--- a/lms/static/sass/features/_course-sock.scss
+++ b/lms/static/sass/features/_course-sock.scss
@@ -27,6 +27,7 @@
     cursor: pointer;
 
     &.active,
+    &:focus,
     &:hover {
       color: theme-color("success");
       background-color: theme-color("inverse");